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Shanika Wickramasinghe

Shanika Wickramasinghe

Senior Software Engineer

Shanika is a technical consultant and writer with over eight years of experience as a software engineer in the IT sector. Her professional journey started as a software engineer with WSO2. At the same time, she started working as a freelancer on Upwork. She has collaborated with numerous companies throughout her freelance career, including Digication, Splunk, BMC.com, Filestack, APILayer, Flosum, Blazemeter, Sencha, and over twenty others. Having opportunities to work with various companies in different roles has allowed her to amass a wealth of experience. Shanika is an expert in web development, programming, Java, Python, React, Cypress, CI/CD, Docker, and Kubernetes,m. She has significantly contributed to developing products such as IAM solutions, APIs, OCR technologies, test management systems, and front-end frameworks throughout her career. She has also produced blog articles, tutorials, user guides, product documentation, and many other documents, as well as consulting companies to enhance their productivity. Overall, Shanika brings together the experience of a web developer, automation engineer, DevOps developer, software consultant, and technical writer, which is the main reason behind her success as a freelancer. Shanika received her B.Sc. (Hons) in Computer Science from University of Moratuwa, Sri Lanka and resides in Colombo, Sri Lanka.

Articles by author

#Kubernetes

Published on Aug 12, 2024 Updated on Feb 14, 2025

Kubernetes on Bare Metal: Pros and Cons (Ultimate Guide)

Discover the pros and cons of deploying Kubernetes on bare metal servers. Learn about performance, scalability, costs, and complexities in this comprehensive guide.

#Python

Published on Jul 29, 2024 Updated on Jan 3, 2025

How to Use a Boolean in Python? (With Examples)

Learn how to use Booleans in Python in various ways including using Booleans in loops, controlling for loops, function parameters, and the overall basics.

#Python

Published on Jul 25, 2024 Updated on Sep 13, 2024

How to Convert String to Float in Python (6 Different Ways)

Learn how to convert string to float in Python in six different ways by using float(), Decimal(), ast module, Numpy library, json.loads() and a custom function.

#Cloud Computing

Published on Jul 24, 2024 Updated on Jan 16, 2025

How to Install a Private OpenVPN Server on Ubuntu 22.04 [Step-by-Step]

This tutorial shows you how to install and setup a private OpenVPN server on Ubuntu 22.04, step-by-step, ensuring a secure VPN setup.

#Docker

Published on Apr 11, 2024 Updated on Feb 26, 2025

How to Pass Environment Variables to Docker [3 Ways + Examples]

This tutorial shows how to pass environment variables to Docker in three ways: with Dockerfile, and -e, or –env and –env-file - with examples.

#Linux

Published on Mar 4, 2024 Updated on Mar 21, 2025

How to Install Wireshark on Ubuntu 22.04 | Step-by-Step

This step-by-step tutorial shows how to install Wireshark on Ubuntu 22.04, plus installation methods, post-installation steps, and how to uninstall Wireshark.